.nav {
  width: 1280px;
  margin: 20px auto 0 auto;
}
.nav > ul > li {
  float: left;
}
.nav > ul > li:first-of-type {
  width: 152px;
  height: 50px;
  padding: 16px 0;
  text-align: center;
}
.nav > ul > li > a {
  display: block;
  width: 152px;
  height: 50px;
  text-align: center;
  font: 16px/50px "";
}
.nav > ul > li:hover,
.nav > ul > li.checked {
  background-color: #f08200;
}
.nav > ul > li:hover > a,
.nav > ul > li.checked > a {
  color: white;
}
.nav > ul > li > a {
  color: black;
}
.all-type {
  width: 170px;
  position: relative;
  z-index: 999;
}
.all-type i {
  padding-left: 15px;
}
.all-type-li {
  position: absolute;
  left: 0;
  top: 51px;
  display: none;
}
.all-type-li > li {
  width: 172px;
  height: 57px;
  color: black;
  box-sizing: border-box;
  margin-top: -1px;
  padding: 15px 0;
  background-color: #fff;
  border: 1px solid #efeeec;
}
.all-type-li > li:hover {
  background-color: #ebffe7;
}
.all-type-li > li:last-of-type {
  height: 53px;
}
.all-type-li > li span {
  display: inline-block;
  padding: 0 12px;
}
.all-type-li > li:first {
  margin-top: 0;
}
.all-type:hover .all-type-li,
.all-type:hover .all-type-main {
  display: block;
}
.all-type-main {
  width: 460px;
  height: 500px;
  box-sizing: border-box;
  border: 1px solid #efeeec;
  color: black;
  position: absolute;
  left: 151px;
  top: 50px;
  background-color: #ebffe7;
  display: none;
}
.all-type-main > li {
  height: 73px;
  padding-top: 20px;
  padding-left: 40px;
}
.all-type-main > li > span {
  float: left;
  color: #59974e;
  font-size: 18px;
  margin-right: 13px;
}
.all-type-main > li .all-type-main-text {
  width: 310px;
  float: left;
}
.all-type-main-text li {
  float: left;
  margin-bottom: 5px;
  padding: 0 22px;
  font-size: 16px;
  cursor: pointer;
  border-right: 1px solid #efeeec;
}
